Niobium is a shiny gray metal known for its toughness and excellent chemical resistance. It is extracted from niobite, often alongside tantalum, and is primarily sourced from Brazil, Canada, Russia, and Nigeria. The name refers to Niobe from Greek mythology. Due to its unique properties, niobium is widely used in the chemical industry, nuclear technology, and high-performance alloys.
Properties | Niobium is exceptionally tough, highly malleable, and resistant to concentrated acids and liquid alkali metals. It boasts a high melting point, excellent heat resistance, and low thermal neutron absorption, making it ideal for nuclear technology applications. |
Applications | Niobium is used as a construction material in chemical technology, as an alloying element in superalloys, and in capacitors for nuclear systems. It is also used in jewelry and coins due to its ability to incorporate colors. |
Approximately 80% of all niobium worldwide is used as an additive in superalloys, particularly for applications in aerospace, energy, and industry. Adding niobium to steel or other metals creates a combination of strength, corrosion resistance, and stability at high temperatures. Its low neutron absorption also makes it particularly valuable in nuclear applications. Niobium thus offers a smart balance between workability, resistance, and technological versatility.
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